PktMon.EXE Execution — Sigma Rule

Rule metadata and linked tags

Author: frack113. Source status: test; severity: medium. Source dates: 2022-03-17 / 2023-06-23.

{
  "category": "process_creation",
  "product": "windows"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 47bb35bb094b565bd2c035637e34d1875a2d55d0fcffeccb7ed5d9e6f3c660e4

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: PktMon.EXE Execution
id: f956c7c1-0f60-4bc5-b7d7-b39ab3c08908
status: test
description: Detects execution of PktMon, a tool that captures network packets.
references:
    - https://lolbas-project.github.io/lolbas/Binaries/Pktmon/
author: frack113
date: 2022-03-17
modified: 2023-06-23
tags:
    - attack.discovery
    - attack.credential-access
    - attack.t1040
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        - Image|endswith: '\pktmon.exe'
        - OriginalFileName: 'PktMon.exe'
    condition: selection
falsepositives:
    - Legitimate use
level: medium

Original YAML and metadata in JSON

False positives

• Legitimate use

Source references

• https://lolbas-project.github.io/lolbas/Binaries/Pktmon/